:root{color-scheme:light dark;--bg:#fbf6f1;--card:#fffdfa;--ink:#493f3c;--muted:#85746e;--line:#eaded6;--accent:#936e77;--soft:#f4e8e8}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.7 system-ui,sans-serif}header{position:sticky;top:0;z-index:2;background:var(--card);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:14px max(18px,calc((100vw - 960px)/2));gap:18px}a{color:var(--accent);text-decoration:none}main{max-width:960px;margin:auto;padding:24px 18px 100px}.intro{padding:16px 8px 25px}.eyebrow{letter-spacing:3px;font-size:11px;color:var(--accent)}h1{font-size:32px;line-height:1.4;letter-spacing:-1px}h2{font-size:19px;margin:0 0 14px}p{margin:10px 0}.panel{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:24px;margin-bottom:20px}.muted,footer{color:var(--muted);font-size:13px}.file{display:block;padding:18px;background:var(--soft);border-radius:14px}input[type=file]{display:block;max-width:100%;margin-top:12px}button,select{font:inherit;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:12px;min-height:44px;padding:9px 16px;cursor:pointer}button:disabled{opacity:.5;cursor:default}.primary{background:var(--accent);color:#fff;border-color:var(--accent)}#preview{margin-top:12px}.buttons,.tools{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.counts{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.counts div{padding:12px;border-radius:14px;background:var(--soft);text-align:center}.counts strong{display:block;font-size:24px}.counts span{font-size:12px}.notice{font-size:13px;background:var(--soft);padding:12px 15px;border-radius:12px}.entry{padding:18px 0;border-bottom:1px solid var(--line)}.entry-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.entry-head small{color:var(--muted)}.diff{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}.diff>div{background:var(--bg);border-radius:12px;padding:14px;min-width:0}.diff pre{font:12px/1.6 system-ui;white-space:pre-wrap;overflow-wrap:anywhere;margin:8px 0}.tag{font-size:12px;color:var(--accent)}#status:not(:empty){padding:14px 18px;border-radius:12px;background:var(--soft);margin-bottom:18px}.bottom{position:fixed;bottom:0;left:0;right:0;background:var(--card);border-top:1px solid var(--line);display:flex;justify-content:space-evenly;padding:14px 10px calc(14px + env(safe-area-inset-bottom));z-index:2}.bottom a{font-size:13px}footer{text-align:center}input:focus-visible,button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid #c79ea8;outline-offset:3px}[hidden]{display:none!important}@media(max-width:560px){.panel{padding:18px}.diff{grid-template-columns:1fr}.counts{gap:5px}.counts div{padding:8px 4px}.buttons button{width:100%}header strong{font-size:15px}}@media(prefers-color-scheme:dark){:root{--bg:#211f23;--card:#2b272d;--ink:#eee1df;--muted:#bca9a7;--line:#4a3c46;--accent:#ba8799;--soft:#3b303b}.primary{color:#211f23}}